R

11. THIS ITEM ONLY APPLIES TO AMENDMENTS OF SOLICITATIONS

The above numbered solicitation is amended as set forth in Item 14. The hour and date specified for receipt of Offers is extended. is not extended.

Offers must acknowledge receipt of this amendment prior to the hour and date specified in the solicitation or as amended, by one of the following methods:

(a) By completing items 8 and 15, and returning copies of the amendment; (b) By acknowledging receipt of this amendment on each copy of the offer submitted;

or (c) By separate letter or electronic communication which includes a reference to the solicitation and amendment numbers. FAILURE OF YOUR ACKNOWLEDGMENT TO BE RECEIVED AT THE PLACE DESIGNATED FOR THE RECEIPT OF OFFERS PRIOR TO THE HOUR AND DATE SPECIFIED MAY RESULT IN REJECTION OF YOUR OFFER. If by virtue of this amendment you desire to change an offer already submitted, such change may be made by letter or electronic communication, provided each letter or electronic communication makes reference to the solicitation and this amendment, and is received prior to the opening hour and date specified.

12. ACCOUNTING AND APPROPRIATION DATA (If required)

13. THIS ITEM APPLIES ONLY TO MODIFICATIONS OF CONTRACTS/ORDERS.

IT MODIFIES THE CONTRACT/ORDER NUMBER AS DESCRIBED IN ITEM 14.

CHECK ONE A. THIS CHANGE ORDER IS ISSUED PURSUANT TO: (Specify authority) THE CHANGES SET FORTH IN ITEM 14 ARE MADE IN THE CONTRACT ORDER

NUMBER IN ITEM 10A.

B. THE ABOVE NUMBERED CONTRACT/ORDER IS MODIFIED TO REFLECT THE ADMINISTRATIVE CHANGES (such as changes in paying office, appropriation data, etc.) SET FORTH IN ITEM 14, PURSUANT TO THE AUTHORITY OF FAR 43.103(b).

C. THIS SUPPLEMENTAL AGREEMENT IS ENTERED INTO PURSUANT TO AUTHORITY OF:

D. OTHER (Specify type of modification and authority)

E. IMPORTANT: Contractor is not is required to sign this document and return copies to the issuing office.

14. DESCRIPTION OF AMENDMENT/MODIFICATION (Organized by UCF section headings, including solicitation/contract subject matter where feasible.)

Except as provided herein, all terms and conditions of the document referenced in Item 9A or 10A, as heretofore changed, remains unchanged and in full force and effect.

15A. NAME AND TITLE OF SIGNER (Type or print) 16A. NAME AND TITLE OF CONTRACTING OFFICER (Type or print)

15B. CONTRACTOR/OFFEROR

(Signature of person authorized to sign)

15C. DATE SIGNED 16B. UNITED STATES OF AMERICA

(Signature of Contracting Officer)

16C. DATE SIGNED

Previous edition unusable STANDARD FORM 30 (REV. 11/2016) Prescribed by GSA FAR (48 CFR) 53.243

AMENDMENT OF SOLICITATION/MODIFICATION OF CONTRACT 1. CONTRACT ID CODE PAGE OF PAGES

2. AMENDMENT/MODIFICATION NUMBER 3. EFFECTIVE DATE 4. REQUISITION/PURCHASE REQUISITION NUMBER 5. PROJECT NUMBER (If applicable)

6. ISSUED BY CODE 7. ADMINISTERED BY (If other than Item 6) CODE

8. NAME AND ADDRESS OF CONTRACTOR (Number, street, county, State and ZIP Code) (X) 9A. AMENDMENT OF SOLICITATION NUMBER

9B. DATED (SEE ITEM 11)

10A. MODIFICATION OF CONTRACT/ORDER NUMBE

10B. DATED (SEE ITEM 13)

CODE FACILITY CODE

SF 30 BLOCK 14 CONTINUATION PAGE

SUMMARY OF CHANGES

Solicitation/Contract Form Continuation

The following changes have been made:

INFORMATION FROM TO

Number of Sealed Copies

Response Due Date 30 Apr 2026 07 Aug 2026

Miscellaneous text in this section has been modified to:

STATEMENT OF WORK for

MANUFACTURING OF CHEMICALS 7/06/2026

REVISED1.0 SCOPE The requirements in this document contain the information necessary to manufacture R45 HTLO (hydroxyl-terminated polybutadiene, low odor) for use in energetic deliverables at Naval Surface Warfare Center Indian Head Division (NSWC IHD). 2.0 APPLICABLE DOCUMENTS 2.1 General Specifications American National Standards Institute (ANSI)/National Conference of Standards Laboratories (NCSL) Standards: ANSI/NCSL Z540.3 Requirements for the Calibration of Measuring and Test Equipment Department of Defense Specifications MIL-STD-129 Marking for Shipment and Storage International Organization for Standardization (ISO)/International Electrotechnical Commission (IEC) Standards: ISO 9001 Quality Management Systems ISO/IEC 17025 General Requirements for the Competence of Testing and Calibration Laboratories Naval Sea Systems CommandWS 23148D Polybutadiene, Liquid, Hydroxyl- TerminatedSociety of Automotive Engineers (SAE) Standards: SAE AS6174 Counterfeit Material; Assuring Acquisition of Authentic and Conforming Material 2.2 Conflicting Document Requirements If there are any conflicts between specifications, drawings, or requirements listed herein, the contractor shall notify the Contracting Officer (KO) and the Technical Point of Contact (TPOC), in writing for interpretation, clarification, and resolution. 3.0 REQUIRMENTS 3.1 General The Contractor shall fabricate, inspect, test, and deliver the required materials in accordance with chemical requirements specified herein Table I. Deliverables shall be packaged and ready for use. The Contractor shall provide, design, and fabricate all necessary tooling to manufacture, test, and inspect the deliverables, as well as provide data as detailed herein. Table I: R45 HTLO Chemical and Physical Properties Property Units Min Max Hydroxyl Content meq/g 0.78 0.88 Moisture % --

0.06 Viscosity poise at 30 # 45 55 Nonvolatile matter % 99.5 -- 3.1.1 Deliverable Lot Homogeneity Each line item shall be made from one single homogenous lot. 3.1.2 Safety Data Sheet The Contractor shall provide a SDS for each line item in accordance with DI-SAFT-82112 per CDRL A001 for each deliverable lot. 3.2 Test and Inspection The Contractor shall maintain and control processes to inspect and test deliverables as described in this PWS. These processes should cover all phases from the ordering of the material to the Government acceptance of the finished product. 3.2.1 First Article Testing The Contractor shall submit a First Article Test (FAT) sample to the Government if the Contractor has not provided contract deliverables made under the same specification to the Government within the last 5 years.The Contractor shall submit a first article sample of 500 mL R45 HTLO prior to the first delivery of any production deliverables. The first article sample shall be fully representative of the material proposed for production and demonstrate the adequacy and suitability of the Contractor's processes and procedures in complying with the requirements set forth by the drawings and specifications. Any production by the Contractor before formal acceptance of the First Article sample shall be at the Contractor’s cost risk. 3.2.2 Product Certification The Contractor shall submit a Certification Data Report in accordance with DI-MISC-82386 per CDRL A002 to accompany the shipment of each first article and production lot. The certificate shall state compliance that this material is uniform, free from contamination, foreign material, or any other defect that would prevent its use for the purpose intended. The certificate shall at a minimum state the company name, contract/order number, singular deliverable lot number, drawing or specification number, and date. As part of the Certification Data Report in accordance with DI-MISC-82386 per CDRL A002, the Contractor shall provide a Certificate of Analysis (CoA) for the one production lot provided to the Government, showing the first article or deliverable material has been sampled and/or tested satisfactorily to

N0017426Q10390001 the requirements provided in Table I. Objective documentation, including quantitative values, showing that the deliverable lot meets all the chemical and physical properties of Table I shall be provided to the Government.

The CoA shall be forwarded to the Government; one (1) copy to accompany the shipment (in the packing list envelope), and one (1) physical or electronic copy mailed to arrive at time of receipt of the shipment (mark the CoA to the attention of the designated POC). The CoA must be traceable to the deliverable lot of the material provided.The Certification Data Report shall state, above the signature of a legally authorized representative of the company, the following: “This certification concerns a matter within the jurisdiction of an agency of the United States and making a false, fictitious, or fraudulent certification may render the maker subject to prosecution under Title 18, United States Code 1001.” 3.3 Quality Control 3.3.1 Quality System and Quality Control Processes The Contractor shall maintain a quality system which adheres, at minimum, to the requirements of par. 3.2. ISO 9001:2015 standards. The Contractor quality management system shall ensure products are in compliance with the applicable drawings, specifications, and contract. The quality management system shall outline processes to identify, record, and disposition nonconforming material or other characteristic discrepancies for the entire duration of this contract. Procedures, planning, and all other relevant documentation and data which comprise the quality management system, if requested, shall be made available to the Government for review. 3.3.2 Calibration of Measuring and Testing Equipment Calibration of measuring and testing equipment shall, as a minimum, adhere to the requirements of either ANSI/NCSL Z540.3 or ISO/IEC 17025. 3.3.3 Acceptance of Product Final acceptance of first article samples and production deliverables will be determined by Government sample testing and certification verification at Government destination for each deliverable line item. The Government shall complete sample testing within 30 days of receipt of all documentation and deliverables relevant to the line item in question. The Government shall prepare a 500 mL R45 HTLO sample from deliverable containers. The sample shall meet the requirements of Table I. The Government reserves the right to perform additional testing to verify acceptability, which may include testing at other facilities. 3.3.4 Government-Identified Nonconformity Reporting Procedures The Government shall alert the Contractor to any nonconforming deliverables within one (1) working day of identifying the nonconformity. The Contractor shall respond with their recommended disposition on the deliverables within one (1) working day. 3.4 Preservation The Contractor shall be responsible for packing, packaging, and marking of deliverables in accordance to prevent any potential damage during transport. Items shall be labeled to include component name, quantity, contract number, specification, revision, manufacturer name, and manufacture date. 3.5 Counterfeit Material The Contractor shall maintain a counterfeit material prevention program in accordance with SAE AS6174, or comparable. The Contractor shall notify the Contracting Officer (KO) if material cannot be obtained from an authorized supplier. 4.0 DELIVERABLES The Technical Point of Contact and Contracting Officer (KO) for this contract will approve all deliverables as specified. The following Certificates shall include the signature of the Contractor’s representative authorized to make such certification.

Table 2: CDRLS CDRL Spec Section Title A001 DI-SAFT-82112 3.1.2 Safety Data Sheet (SDS) Report A002 DI-MISC-82386 3.2.2 Certification Data Report4.1 Deliveries The Contractor shall notify the Contracting Officer 30 days in advance if the Contractor cannot meet the contract delivery schedule. The Contractor shall be responsible for coordinating and shipping all the units below to the required destination. Lead times listed below represent the maximum allowable delivery timeframe; early deliveries are permitted.Table 3:

DeliverablesItem Year Chemical Qty UOI Lead [wks.] 1 Base R45 HTLO (FAT) 500 mL --------1 Base R45 HTLO 2,050 Lbs. 6 wksDelivery address provided below: Naval Surface Warfare Center Indian Head Division Delivery/Attention: Chris Mikus/240-863-10404522 McMahon Road Bldg. 116, Suite 100 Indian Head, MD 20640

Continuation of Supplies or Services and Prices/Costs

The following CLIN(s) / SLIN(s) / ELIN(s) were modified:

INFORMATION FROM TO

Description

CDRL A001LK 4: Contractor format acceptable.BLK 9: DISTRIBUTION A. Approved for public release.

Distribution is unlimited.BLK 14: All data shall be submitted to the designated recipients in both electronic and physical formats. An electronic copy of the Safety Data Sheet (SDS), in either Microsoft Office or PDF format, must be sent via email within five days of the contract award. Additionally, a physical paper copy must be attached to the package at the time of delivery.DISTRIBUTION ADDRESSEE - Naval Surface Warfare Center Indian Head Division4895 McMahon Rd.Bldg. 863Indian Head, MD 20640POC: Christopher MikusEmail: christopher.

j.mikus.civ@us.navy.milPhone: 240.863.1040POC:

Patricia NalborczykEmail: patricia.r.nalborczyk.

civ@us.navy.milPhone: 301.861.9035

CDRL A001

INFORMATION FROM TO

Description

0004 CDRL A002BLK 4: Contractor format acceptable.BLK 9: DISTRIBUTION STATEMENT A.

Approved for public release. Distribution is unlimited.

BLK 12 & 13: An electronic draft of the Certificate of Completion (CoC) shall be submitted to the designated recipients in either Microsoft Office or PDF format within five days of contract award. The Government has 15 working days from receipt of draft to review and comment. The Contractor has 10 working days from receipt of Government comments to submit subsequent revision. If the Government does not submit a revision request within 15 working days, the draft submittal is approved. Deliverable requirements, including quantitative chemical and physical property values, are listed below and under Section 3.1 of the appropriate Statement of Work (SOW).BLK 14: All final Certificates of Completion (CoC) shall be submitted to the designated recipients in both electronic and physical formats. An electronic copy of the Certificate of Completion (CoC) in either Microsoft Office or PDF format shall be sent via email within five working days of draft CoC approval. A physical paper copy of the CoC must also accompany the shipment in the packing list envelope at the time of delivery. Objective documentation, including quantitative values, showing that the deliverable lot meets all the chemical and physical properties listed below and under Section 3.1 of the appropriate SOW shall be provided to the Government.Certification Data Report (Certificate of Completion) Requirements: WS 23148D Type II - Section 3.2 w/ the following adjustments:Hydroxyl content (meq/g) - Min: 0.78, Max: 0.88Viscosity (poise) - Min: 45, Max:

55Moisture (weight percent) - Max: 0.06WS 23148D Type II - Sections 3.4, 4, & 5DISTRIBUTION ADDRESSEE -Naval Surface Warfare Center Indian Head Division4895 McMahon Rd.Bldg. 863Indian Head, MD 20640

CDRL A002

Addendum to Contract Clauses

Contract Clauses

Additional Information/Notes

The following clauses were added:

FAR Clauses Incorporated by Reference

Number Title Effective Date Alternate/ Deviation

Variation Effective Date

52.222-90 Addressing DEI Discrimination by Federal Contractors. (Deviation 2026-O0040, Revision 1)

Apr 2026

4219 SOUTH PATTERSON ROAD, INDIAN HEAD MD 20640-1533

INDIAN HEAD, MD 20640-1533

UNITED STATES

Francine Keys, Email: francine.l.keys.civ@us.navy.mil Telephone: 3017446687 AdminBy:

SCD: PAS: